Bayern Munich lead the Bundesliga by 11 points after a 2-0 win over Hertha Berlin, who drop below Borussia Monchengladbach.
Hertha Berlin stay fourth in the Bundesliga after securing a narrow 1-0 win over Hoffenheim.
Borussia Dortmund and Wolfsburg both made inroads into Bayern Munich's advantage at the top of the Bundesliga with wins on Saturday.
Bayern Munich set a Bundesliga record for the best start to a season with their ninth consecutive victory, a 1-0 win over Werder Bremen.
Bayern Munich opened up a 10-point lead at the top of the Bundesliga with a 4-0 victory over Cologne.
Hertha Berlin and Ingolstadt took advantage of a slip by Wolfsburg to move into the top five of the Bundesliga on Saturday.